Home / 792,320.64-1,188,593.94-259,883.34

Finding the Fourth Proportional to 792,320.64, 1,188,593.94 and 259,883.34

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Solution

The fourth proportional to 792,320.64, 1,188,593.94 and 259,883.34 is: 389,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,320.64 : 1,188,593.94 = 259,883.34 : x
  2. Step 2: Convert to fraction form
    792,320.64/1,188,593.94 = 259,883.34/x
  3. Step 3: Cross multiply
    792,320.64x = 1,188,593.94 × 259,883.34
  4. Step 4: Simplify right side
    792,320.64x = 308,895,763,030.96
  5. Step 5: Solve for x
    x = 308,895,763,030.96/792,320.64
  6. Step 6: Final answer
    x = 389,862.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.